<template>
  <!-- 新增部门的弹层 -->
  <el-dialog title="新增部门" :visible="showDialog" @close="closeAdd">
    <!-- 表单组件  el-form   label-width设置label的宽度   -->
    <!-- 匿名插槽 -->
    <el-form
      ref="deptForm"
      label-width="120px"
      :model="formData"
      :rules="rules"
    >
      <el-form-item label="部门名称" prop="name">
        <el-input
          v-model="formData.name"
          style="width:80%"
          placeholder="1-50个字符"
        />
      </el-form-item>
      <el-form-item label="部门编码" prop="code">
        <el-input
          v-model="formData.code"
          style="width:80%"
          placeholder="1-50个字符"
        />
      </el-form-item>
      <el-form-item label="部门负责人" prop="mannager">
        <el-select
          v-model="formData.mannager"
          style="width:80%"
          placeholder="请选择"
          @focus="getEmployeeSimple"
        >
          <el-option
            v-for="item in peoples"
            :key="item.id"
            :label="item.username"
            :value="item.username"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="部门介绍" prop="introduce">
        <el-input
          v-model="formData.introduce"
          style="width:80%"
          placeholder="1-300个字符"
          type="textarea"
          :rows="3"
        />
      </el-form-item>
    </el-form>
    <!-- el-dialog有专门放置底部操作栏的 插槽  具名插槽 -->
    <el-row slot="footer" type="flex" justify="center">
      <!-- 列被分为24 -->
      <el-col :span="6">
        <el-button type="primary" size="small" @click="btnOK">确定</el-button>
        <el-button size="small" @click="closeAdd">取消</el-button>
      </el-col>
    </el-row>
  </el-dialog>
</template>
<script>
import { getDepartments, addDepartments } from '@/api/departments'
import { getEmployeeSimple } from '@/api/employees'
import { getDepartDetail } from '@/api/departments'
export default {
  name: 'AddDept',
  props: {
    showDialog: {
      type: Boolean,
      default: false
    },
    treeNode: {
      type: Object,
      default: null
    }
  },
  data() {
    const checkNameRepeat = async(rule, value, callback) => {
      const { depts } = await getDepartments()
      const isRepeat = depts
        .filter(item => item.pid === this.treeNode.id)
        .some(item => item.name === value)
      isRepeat
        ? callback(new Error(`同级部门下已经有${value}的部门了`))
        : callback()
    }
    const checkCodeRepeat = async(rule, value, callback) => {
      const { depts } = await getDepartments()
      const isRepeat = depts.some(item => item.code === value && value)
      isRepeat
        ? callback(new Error(`组织架构中已经有部门使用${value}编码`))
        : callback()
    }
    return {
      formData: {
        name: '',
        code: '',
        mannager: '',
        introduce: ''
      },
      rules: {
        name: [
          { required: true, message: '部门名称不能为空', trigger: 'blur' },
          {
            min: 1,
            max: 50,
            message: '部门名称长度应是1-50个字符',
            trigger: 'blur'
          },
          { validator: checkNameRepeat, trigger: 'blur' }
        ],
        code: [
          { required: true, message: '部门编码不能为空', trigger: 'blur' },
          {
            min: 1,
            max: 50,
            message: '部门编码长度要求1-50个字符',
            trigger: 'blur'
          },
          { validator: checkCodeRepeat, trigger: 'blur' }
        ],
        mannager: [{ required: true, message: '部门负责人不能为空' }],
        introduce: [
          { required: true, message: '部门介绍不能为空' },
          { min: 1, max: 50, message: '部门介绍要求1-50个字符' }
        ]
      },
      peoples: []
    }
  },
  created() {},
  mounted() {},
  methods: {
    closeAdd() {
      this.$refs.deptForm.resetFields()
      this.$emit('update:showDialog', false) // 父子传值的新写法
    },
    async getEmployeeSimple() {
      this.peoples = await getEmployeeSimple()
    },
    btnOK() {
      this.$refs.deptForm.validate(async isOK => {
        if (isOK) {
          await addDepartments({ ...this.formData, pid: this.treeNode.id })
          this.$emit('addDepts')
          this.$emit('update:showDialog', false)
        }
      })
    },
    async getDepartDetail(id) {
      this.formData = await getDepartDetail(id)
    }
  }
}
</script>

<style scoped lang="less"></style>
